What should always be the first step you take when factoring an expression? Make an X.
1
Look for a Greatest Common Factor.
2

Look for 2 values that multiply to the top value of the X and add to the bottom value.
Multiply the a value times the c value.
3

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field